/// <summary>
/// This method creates a new thumb for this slide.
/// </summary>
private void RecreateThumb()
{
Bitmap newThumb = new Bitmap(SlideDesignThumbSize.Width, SlideDesignThumbSize.Height);
using (Graphics g = Graphics.FromImage(newThumb))
{
float factorX = (float)newThumb.Width / this.PresentationSize.Width;
float factorY = (float)newThumb.Height / this.PresentationSize.Height;
if (factorX != 0 && factorY != 0)
{
g.ScaleTransform(factorX, factorY);
}
this.Draw(g);
foreach (VGElement element in this.ActiveXStimuli)
{
if (element is VGBrowser)
{
VGBrowser browser = element as VGBrowser;
Image browserThumb = CreateBrowserThumb(browser.BrowserURL, this.PresentationSize);
g.DrawImage(browserThumb, Point.Empty);
}
}
}
newThumb.Tag = this.Name;
this.thumb = newThumb;
}
/// <summary>
/// This method creates a <see cref="Slide"/> containing the<see cref="VGBrowser"/>
/// that can be used to display the website described in the
/// given <see cref="BrowserTreeNode"/>
/// </summary>
/// <param name="browserSlide">The <see cref="BrowserTreeNode"/> to be converted into a
/// presentation slide.</param>
/// <returns>A <see cref="Slide"/> containing the <see cref="VGBrowser"/>
/// that displays the web site.</returns>
private Slide CreateBrowserSlide(BrowserTreeNode browserSlide)
{
Slide slide = (Slide)browserSlide.Slide.Clone();
VGBrowser browser = new VGBrowser(
ShapeDrawAction.None,
browserSlide.OriginURL,
browserSlide.BrowseDepth,
Pens.Black,
Brushes.Black,
SystemFonts.DefaultFont,
Color.Black,
PointF.Empty,
Document.ActiveDocument.PresentationSize,
VGStyleGroup.ACTIVEX,
browserSlide.Name,
string.Empty);
slide.ActiveXStimuli.Add(browser);
return(slide);
}
/// <summary>
/// This method loads the given slide content into the background of the
/// <see cref="Picture"/>. If applicable any flash objects are
/// initialized
/// </summary>
/// <param name="slide">The new <see cref="Slide"/> to be displayed in the
/// background of the <see cref="Picture"/>.</param>
/// <param name="activeXMode">The <see cref="ActiveXMode"/> that should
/// be used to display slide and activeX controls. Use this
/// to display them on top or in the background.</param>
protected void LoadSlide(Slide slide, ActiveXMode activeXMode)
{
// This releases the resources of the used slide
// including explicit disposing of flash objects
this.Picture.ResetBackground();
if (slide == null)
{
return;
}
// Set presentation size
slide.PresentationSize = Document.ActiveDocument.PresentationSize;
if (slide.StimulusSize != Size.Empty)
{
this.Picture.StimulusSize = slide.StimulusSize;
}
else
{
this.Picture.StimulusSize = slide.PresentationSize;
}
this.Picture.PresentationSize = slide.PresentationSize;
Slide slideCopy = (Slide)slide.Clone();
switch (activeXMode)
{
case ActiveXMode.Off:
// set Pictures new background slide
this.Picture.BgSlide = slideCopy;
break;
default:
case ActiveXMode.BehindPicture:
// set Pictures new background slide
this.Picture.BgSlide = slideCopy;
foreach (VGElement element in slideCopy.ActiveXStimuli)
{
if (element is VGFlash)
{
VGFlash flash = element as VGFlash;
flash.InitializeOnControl(this.Picture.Parent, false, this.Picture.StimulusToScreen);
}
else if (element is VGBrowser)
{
// Don´t show browser control, use screenshot of whole website instead.
// VGBrowser browser = element as VGBrowser;
// browser.InitializeOnControl(this.Picture.Parent, false);
}
}
break;
case ActiveXMode.OnTop:
// set Pictures new background slide
this.Picture.BgSlide = slideCopy;
foreach (VGElement element in slideCopy.ActiveXStimuli)
{
if (element is VGFlash)
{
VGFlash flash = element as VGFlash;
flash.InitializeOnControl(this.Picture, false, this.Picture.StimulusToScreen);
}
else if (element is VGBrowser)
{
VGBrowser browser = element as VGBrowser;
browser.InitializeOnControl(this.Picture, false);
}
}
break;
case ActiveXMode.Video:
// Don´t use Slide
this.Picture.BgSlide = null;
break;
}
// Set autozoom, because websites could have changed in size
this.AutoZoomPicture();
// Redraw picture
this.Picture.Invalidate();
}
